The historical evolution of Dujiangyan Fish Mouth

A comprehensive analysis reveals the remarkable resilience and adaptability of the Dujiangyan Fish Mouth, a critical component of the ancient Dujiangyan Irrigation System built over 2,200 years ago. This study highlights its historical evolution in position and construction materials from 250 B.C. to the present, demonstrating its enduring functionality despite significant changes. The research employed a detailed examination of historical records and structural adaptations, showcasing how this ancient engineering marvel has successfully controlled the Minjiang River's waters for millennia, continuing to support the fertile Chengdu plains.

Yang, F., Liu, X., Cao, S., Huang, E., & Yang, K. (2011). The historical evolution of Dujiangyan Fish Mouth. 2011 International Conference on Electric Technology and Civil Engineering (ICETCE), 3664–3666. https://doi.org/10.1109/icetce.2011.5775356